From nobody Mon Dec 15 21:24:45 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 021B7801; Sat, 19 Jul 2025 02:11:53 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752891114; cv=none; b=XJzwK76s6XhLkBZ9iq9zcjuQqPUkldmmuYqBXc49xIaEn7UVoGnlPxJ3NG/TOf+i32yTBIEsg6WWQiwoT5kQnnlzVH+7t9WhQAwabqJNsxFeHTg/vfE/s6nk9n5PM9umKz5Y7QOSTBaRr0BGE/B1XhfdiSEmafAeNqVywT9tORw= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1752891114; c=relaxed/simple; bh=z9zKqXOSztmepElhFfcFd2r9dFNNAVlWOFmeg8346cA=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Ee7hFqBeWVCXK5jiroLeNW4psx5qIK3Cdd4NaGpZfIDjnCGd7JVhqwgVcJVMWi98QjFApQWJsi5Q2+qJRe0KO+IC+lCn7Nyfw0tFp35gnAWncW82UT2AxUFGnjy1RwE1BKW0ppfge+5uGvz2WazOZNuzt9IyIZLTVkxg5iAW3sk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=FfDonPwy; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="FfDonPwy" Received: by smtp.kernel.org (Postfix) with ESMTPS id BB13FC4CEF6; Sat, 19 Jul 2025 02:11:53 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1752891113; bh=z9zKqXOSztmepElhFfcFd2r9dFNNAVlWOFmeg8346cA=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=FfDonPwyTC2Vyi3OA/+yHSTNM5VcNAmFnRbfzYriv8wyrt/BTZgzYSzuveG6qgiXK JWQbc4FWknlEvm1+Qif9urxFj1yf8JX8pWUb4WHwmEpmHLZgHWhsGdyCNlcIJNyvcl ZyAAF8eBc9W/FQvQinThwYu6IpBxzKHDSa20oXh2NDF7Udm9nvScEnEhEXkESKH/hg +O40X+G7qj6byZBmsOL6R28TtPJ4c9cp1Vi1oZLxlZ5DxJi9nAME3RruzI3NEjqxUN q6cpJIEduMKEjq3tsN/qOm7y8cNMQd4IFMzXdKIpqXBi8ClF7bg777VGGrLr3syTHE tG6cLODrRRFKA== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id B086AC83F17; Sat, 19 Jul 2025 02:11:53 +0000 (UTC) From: Per Larsen via B4 Relay Date: Sat, 19 Jul 2025 02:11:25 +0000 Subject: [PATCH v8 3/7] KVM: arm64: Mark FFA_NOTIFICATION_* calls as unsupported Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250719-virtio-msg-ffa-v8-3-03e8e8dbe856@google.com> References: <20250719-virtio-msg-ffa-v8-0-03e8e8dbe856@google.com> In-Reply-To: <20250719-virtio-msg-ffa-v8-0-03e8e8dbe856@google.com> To: Marc Zyngier , Oliver Upton , Joey Gouly , Suzuki K Poulose , Zenghui Yu , Catalin Marinas , Will Deacon , Sudeep Holla Cc: linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev, linux-kernel@vger.kernel.org, ahomescu@google.com, armellel@google.com, arve@android.com, ayrton@google.com, qperret@google.com, sebastianene@google.com, qwandor@google.com, Per Larsen X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1752891112; l=1008; i=perlarsen@google.com; s=20250508; h=from:subject:message-id; bh=eQvexLnYoTcxsrnl0Pu9EhkGFuUrJCQc4aSj6eFtezc=; b=ApBsC/BlD81Hz0BWfbZYdBl0BwB/z9CBGvXFont7uPFbpjiEcaQFLI26mF0x2FqaERmhWlMst 2ouZvB9XsInANbSCy3Islp4cVzYEtein+r3ifjM3lFZ9DUUuhiBshV3 X-Developer-Key: i=perlarsen@google.com; a=ed25519; pk=jjc/Ta4VmrLRmMoahP6d1mBcKzvWU+nsmdtYe2oS2kQ= X-Endpoint-Received: by B4 Relay for perlarsen@google.com/20250508 with auth_id=402 X-Original-From: Per Larsen Reply-To: perlarsen@google.com From: Per Larsen Prevent FFA_NOTIFICATION_* interfaces from being passed through to TZ. Acked-by: Will Deacon Signed-off-by: Per Larsen --- arch/arm64/kvm/hyp/nvhe/ffa.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/arch/arm64/kvm/hyp/nvhe/ffa.c b/arch/arm64/kvm/hyp/nvhe/ffa.c index 52ac3e2689f0c200ebbb57ec564f71a37b0ddc8f..50ec52bcce4b4443c2f3ffeda45= 5594733f3a5a0 100644 --- a/arch/arm64/kvm/hyp/nvhe/ffa.c +++ b/arch/arm64/kvm/hyp/nvhe/ffa.c @@ -663,6 +663,14 @@ static bool ffa_call_supported(u64 func_id) case FFA_RXTX_MAP: case FFA_MEM_DONATE: case FFA_MEM_RETRIEVE_REQ: + /* Optional notification interfaces added in FF-A 1.1 */ + case FFA_NOTIFICATION_BITMAP_CREATE: + case FFA_NOTIFICATION_BITMAP_DESTROY: + case FFA_NOTIFICATION_BIND: + case FFA_NOTIFICATION_UNBIND: + case FFA_NOTIFICATION_SET: + case FFA_NOTIFICATION_GET: + case FFA_NOTIFICATION_INFO_GET: return false; } =20 --=20 2.50.0.727.gbf7dc18ff4-goog